Animal Pictures Archive mobile
Query: Freshwater snailResult: 20th of 49
Image of: Gyraulus
Subject: Image of: Gyraulus
Source: http://animaldiversity.ummz.umich.edu/site/resou...
062.rjb1.jpg
Resolution: 319x240 File Size: 8659 Bytes Upload Date: 2008:05:13 13:43:34

Image of: Gyraulus


Image of: Gyraulus

ADW: 062.rjb1.jpg


Caption
Gyraulus
.The
Planorbidae
is a freshwater snail family of the subclass
Pulmonata
. These snails, although aquatic, are lung breathers. Gills are lacking; instead there is a large pulmonary sac for gaseous exchange. In the snail shown here, nearly half of the last whorl is occupied by the lung, clearly visible as an air-filled space. The
Planorbidae

Freshwater snail
20/49
| Mobile Home | New Photos | Random | Funny | Films | Korean |
^o^ Animal Pictures Archive for smart phones ^o^